328525440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{431}}^1$

素因数の和:850

約数の個数: 128

約数和(自身を含む): 1052248320

約数和(自身を除く): 723722880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 397, 431, 480, 640, 794, 862, 960, 1191, 1293, 1588, 1724, 1920, 1985, 2155, 2382, 2586, 3176, 3448, 3970, 4310, 4764, 5172, 5955, 6352, 6465, 6896, 7940, 8620, 9528, 10344, 11910, 12704, 12930, 13792, 15880, 17240, 19056, 20688, 23820, 25408, 25860, 27584, 31760, 34480, 38112, 41376, 47640, 50816, 51720, 55168, 63520, 68960, 76224, 82752, 95280, 103440, 127040, 137920, 152448, 165504, 171107, 190560, 206880, 254080, 275840, 342214, 381120, 413760, 513321, 684428, 762240, 827520, 855535, 1026642, 1368856, 1711070, 2053284, 2566605, 2737712, 3422140, 4106568, 5133210, 5475424, 6844280, 8213136, 10266420, 10950848, 13688560, 16426272, 20532840, 21901696, 27377120, 32852544, 41065680, 54754240, 65705088, 82131360, 109508480, 164262720, 328525440]

約数ペア:

[(1, 328525440), (2, 164262720), (3, 109508480), (4, 82131360), (5, 65705088), (6, 54754240), (8, 41065680), (10, 32852544), (12, 27377120), (15, 21901696), (16, 20532840), (20, 16426272), (24, 13688560), (30, 10950848), (32, 10266420), (40, 8213136), (48, 6844280), (60, 5475424), (64, 5133210), (80, 4106568), (96, 3422140), (120, 2737712), (128, 2566605), (160, 2053284), (192, 1711070), (240, 1368856), (320, 1026642), (384, 855535), (397, 827520), (431, 762240), (480, 684428), (640, 513321), (794, 413760), (862, 381120), (960, 342214), (1191, 275840), (1293, 254080), (1588, 206880), (1724, 190560), (1920, 171107), (1985, 165504), (2155, 152448), (2382, 137920), (2586, 127040), (3176, 103440), (3448, 95280), (3970, 82752), (4310, 76224), (4764, 68960), (5172, 63520), (5955, 55168), (6352, 51720), (6465, 50816), (6896, 47640), (7940, 41376), (8620, 38112), (9528, 34480), (10344, 31760), (11910, 27584), (12704, 25860), (12930, 25408), (13792, 23820), (15880, 20688), (17240, 19056)]